UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i8NMMYy7KGAToBkrcuFfSnCqhIeipddqJLx0p+Xn+Sc=' 
WHERE 
  key_id = '71127af4d4703409909238500d1a7ccf14cef8743792402a6ca9520234cbebcf' 
  AND (
    token = 'i8NMMYy7KGAToBkrcuFfSnCqhIeipddqJLx0p+Xn+Sc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )